CN109763721B - Anti-knocking double-system padlock - Google Patents
Anti-knocking double-system padlock Download PDFInfo
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- CN109763721B CN109763721B CN201910059278.9A CN201910059278A CN109763721B CN 109763721 B CN109763721 B CN 109763721B CN 201910059278 A CN201910059278 A CN 201910059278A CN 109763721 B CN109763721 B CN 109763721B
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- 230000009977 dual effect Effects 0.000 claims abstract description 24
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- 238000010009 beating Methods 0.000 abstract 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of locks, in particular to a novel knocking-prevention double-system padlock. The spring bolt that this novel prevent beating dual system padlock is equipped with and is used for the restriction spring bolt lateral shifting breaks away from prevent beating spacing portion of locking breach, the lock body is equipped with the cooperation spacing portion that corresponds with this prevent beating spacing portion, have between spring bolt and the lock body and be used for keeping should preventing beating between spacing portion and this cooperation spacing portion complex second elasticity keep the portion, the spring bolt can be in rotatory release should prevent beating between spacing portion and this cooperation spacing portion in the lock body. According to the utility model, the lock tongue is provided with the anti-knocking limiting part, the lock body is provided with the matched limiting part corresponding to the anti-knocking limiting part, and when the padlock is in a locked state, the anti-knocking limiting part is matched with the matched limiting part to limit the lock tongue to be incapable of transversely moving, so that the lock tongue cannot be separated from a locking notch of the lock beam when the lock body is suddenly knocked and rapidly moves, and the padlock has high safety.
Description
Technical Field
The utility model relates to the technical field of locks, in particular to an anti-knocking double-system padlock.
Background
Padlock is a traditional lock and is used in many places in life, including lock body and lock arranged on the lock body
Ring, lock core in the lock body and connected with the lock ring and lock hole in the bottom of the lock body, when unlocking, the key is inserted into the lock hole to rotate
And the lock core is moved to open the lock ring, so that unlocking is realized, and the structure is simple.
Referring to FIG. 1, a Chinese patent (same as the applicant of the present utility model) with publication No. CN207485147U
The padlock comprises a lock body, a U-shaped lock beam, an electronic lock cylinder and a mechanical lock cylinder, wherein the electronic lock cylinder and the mechanical lock cylinder are fixed in the lock body, the lock beam comprises a long lock rod, a short lock rod and a connecting rod for connecting the long lock rod and the short lock rod, and the electronic lock cylinder and the mechanical lock cylinder are connected with each other through the connecting rod
The mechanical lock cylinder is used for driving the locking mechanism to be locked or unlocked with the lock beam in a matched mode, and the motor and the rotating axis of the lock liner are connected with each other through the rotating axis
Parallel to the long lock rod; the electronic lock core comprises a motor, a first rotating column parallel to the rotating shaft of the motor and a connecting part
The motor rotating shaft, the first rotating column and the first connecting part of the motor; the mechanical lock core comprises a lock core shell and a lock liner,
the lock core can rotate in the lock core shell, and the mechanical lock core further comprises a second rotating column and a connecting part for connecting the lock core with the lock core
A second connection portion of the second rotation post; the locking mechanism comprises a rod body perpendicular to the long locking rod, and the rod body is opposite to the long locking rod
One surface of the connecting rod is fixed with a first matching bulge and a second matching bulge which correspond to the first rotating column and the second rotating column
The rod body is also fixed with a spring abutting part, and a locking compression spring is arranged between the spring abutting part and the lock body
The spring is arranged on the lock body, a locking cavity for accommodating the moving space of the locking mechanism is arranged on the lock body, and the long lock rod or the short lock rod is arranged on the lock body
A first notch provided with a receiving portion for the lever body, the locking compression spring being used for pressing the spring abutment portion to bring the lever into engagement
The body part is accommodated in the first notch to lock the lock beam, and the first rotating column presses the first matching part through rotation
The protrusion can enable the rod body to leave the first notch to unlock the lock beam, and the second rotating column extrudes the first rotating column in a rotating way
The second matching bulge can enable the rod body to leave the first notch to unlock the lock beam.
The ideal function of the locking compression spring is that the return spring is used for taking over the lock tongue and the lock rod only when the lock beam is in the locking position
The friction force of the lock body makes the lock tongue insert into the lock beam notch.
The spring force of the locking compression spring of the padlock must be very high because when the padlock body is suddenly knocked
When the lock is hit, the lock body moves quickly, if the elasticity of the spring is smaller, the lock tongue is easy to cause that the position of the lock tongue is not changed or is easy to cause due to inertia
The small change causes the gap of the lock beam to be separated from the lock tongue, and if the elastic force of the spring is larger, the motor is transported
The torque is required to be large, so that the battery capacity is required to be large in order to meet the battery service time requirement of the intelligent padlock, and the number of the battery is increased
The added cost results in a relatively large motor and battery.
Disclosure of Invention
The utility model aims to provide an anti-knocking double-system padlock, wherein a lock tongue cannot be separated from a locking gap during locking
A smaller torque motor may be used at the same time.
To achieve the above advantages, the present utility model provides an anti-knock dual system padlock comprising: a lock beam, a lock body accommodated in the lock body
Mechanical lock cylinder in lock body, electronic lock cylinder, lock tongue accommodated in lock body and lock tongue part for keeping the lock tongue part accommodated in lock body
A first elastic retaining part in a locking notch of the lock beam, wherein the mechanical lock cylinder and the electronic lock cylinder are used for driving the lock tongue
The mechanical lock cylinder is separated from the locking notch, the mechanical lock cylinder comprises a first unlocking part and a lock liner, and the electronic lock cylinder comprises a second unlocking part and a motor;
the lock tongue is provided with an anti-knocking limit part for limiting the lock tongue to move transversely and separate from the locking notch, and the anti-knocking limit part is used for preventing the lock tongue from being damaged by knocking
The lock body is provided with a matched limiting part corresponding to the knocking preventing limiting part, and a locking tongue for keeping the knocking preventing part is arranged between the lock body and the lock body
The second elastic retaining part is matched between the knocking limit part and the matched limit part, and the lock tongue can be rotated in the lock body for unlocking
Except the cooperation between the anti-knocking limiting part and the cooperation limiting part;
the first unlocking part and the second unlocking part are respectively and fixedly connected with a first release limit part and a second release limit part
The lock tongue is provided with a first unlocking part, a second unlocking part, a first release limiting part and a second release limiting part
The first unlocking matching part, the second unlocking matching part, the first unlocking limit matching part and the second unlocking limit matching part which correspond to the parts;
the lock liner is used for driving the first unlocking part to rotate and firstly extruding the first unlocking limit matching part to firstly release the first unlocking limit matching part
The anti-knocking limiting part is matched with the matching limiting part, and then the first unlocking matching part is extruded to separate the lock tongue from the lock tongue
The locking notch;
the motor is used for driving the second unlocking part to rotate, the second unlocking part is extruded firstly, the second unlocking limit matching part is extruded firstly, the matching between the anti-knocking limit part and the matching limit part is released, and then the second unlocking matching part is extruded to enable the lock tongue to be separated
The locking notch.
In one embodiment of the utility model, the locking bolt is provided with a range limitation for limiting the range of movement of the locking bolt
And a portion, wherein the lock body is provided with a range fitting portion corresponding to the range limiting portion.
In one embodiment of the present utility model, the first unlocking portion, the second unlocking portion, the first release limiting portion, and the second release limiting portion are all columnar structures extending upward; the first unlocking matching part, the second unlocking matching part, the first unlocking limit matching part and the second unlocking limit matching part
The limit matching parts are all of column structures extending downwards.
In one embodiment of the utility model, the lock body has a lock tongue cavity that accommodates the lock tongue, the lock tongue cavity gradually decreasing in width from the locking notch to the other side.
In one embodiment of the present utility model, the anti-knocking limit portion is an end portion of the lock tongue, and the engagement limit portion
The part is a boss positioned at the end part of the lock tongue cavity.
In one embodiment of the utility model, the range matching part is provided with a concave structure at the middle part of the lock tongue cavity,
the range limiting portion is a protruding structure accommodated in the range fitting portion.
In one embodiment of the utility model, the anti-knocking limiting part is provided with a locking part which is disengaged from the locking part
And the guide surface is chamfered or rounded.
In one embodiment of the utility model, the side surface of the lock tongue is provided with a semicircular bulge facing the lock body
The shaped bulge is used for reducing friction force between the lock tongue and the lock body when the lock tongue moves.
In one embodiment of the present utility model, the first unlocking engagement portion is engaged with the first unlocking engagement portion
The extruded surfaces, the extruded surfaces between the second unlocking matching part and the second unlocking limit matching part are two mutually perpendicular
Each surface.
In one embodiment of the present utility model, the first elastic holding portion and the second elastic holding portion are both compressed
And (3) a spring.
In the utility model, the knocking-proof double-system padlock is provided with a mechanical lock cylinder and an electronic lock cylinder, and the mechanical lock cylinder and the electronic lock cylinder
The sub lock cylinders unlock the lock beams by driving the same lock tongue, so that double-system unlocking is realized; the lock tongue is provided with an anti-knocking limiting part, and the lock body is provided with
The matching limiting part corresponding to the knocking preventing limiting part is arranged, and the knocking preventing limiting part and the matching limiting part are arranged in the padlock locking state
The lock tongue is limited by matching to prevent the lock tongue from moving transversely, so that the lock tongue cannot be separated from the lock beam when the lock body is rapidly moved by sudden knocking
The safety performance of the padlock is high.
In the utility model, the side surface of the lock tongue is provided with a semicircular bulge facing the lock body, and the semicircular bulge reduces the lock tongue
Friction force between the lock body and the lock body during movement; at the same time, the anti-knocking limit part and the matching limit part can be half-and-half released when the matching between the anti-knocking limit part and the matching limit part is released
The linear fulcrum is arranged between the circular bulge and the lock body, so that the lock tongue rotates more smoothly and easily.
Drawings
Fig. 1 is a schematic diagram of a padlock of the prior art.
Fig. 2 is a schematic diagram of a knocking prevention dual system padlock according to a first embodiment of the present utility model.
Fig. 3 is an exploded view of the anti-rattle dual system padlock of fig. 2.
Fig. 4 is a schematic cross-sectional view of the anti-rattle dual system padlock of fig. 2.
Fig. 5 is a schematic diagram of the shackle of the anti-rattle dual system padlock of fig. 2.
Fig. 6 is an exploded view of the anti-rattle dual system padlock of fig. 5.
Fig. 7 is a schematic view of the latch of the anti-strike dual system padlock of fig. 3.
Fig. 8 is a schematic diagram illustrating another view of the deadbolt of the anti-rattle dual system padlock of fig. 3.
Fig. 9 is a schematic view of the mounting bracket of the lock body of the anti-rattle dual system padlock of fig. 3.
Fig. 10 is a schematic view of the mounting bracket cover of the lock body of the anti-rattle dual system padlock of fig. 3.
Fig. 11 is a schematic view of the locking bolt of the anti-strike dual system padlock of fig. 2 in a locked condition.
Fig. 12 is a schematic view of the state of the locking bolt of the anti-strike dual system padlock of fig. 2 in an unlocked state.
Fig. 13 illustrates the shape of the mechanical lock cylinder and the electronic lock cylinder of the anti-rattle dual system padlock of fig. 2 in an unlocked state
A state diagram.
Fig. 14 is a schematic view of a second embodiment of the present utility model.
Fig. 15 is a partial enlarged view of fig. 14 at a.
Detailed Description
In order to further describe the technical means and effects adopted for achieving the preset aim of the utility model, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the utility model with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 2-13, the anti-knock dual system padlock of the first embodiment of the present utility model comprises: lock body 100 and lock beam
1. The mechanical key cylinder 2, the electronic key cylinder 3, the lock tongue 4, and the first elastic holding portion t1 for holding the lock tongue 4 partially accommodated in the locking notch 111 of the lock cylinder are accommodated in the lock body 100.
Referring to fig. 5, the lock beam 1 includes a long lock rod 11, a short lock rod 12, and a connecting rod 13 connecting the long lock rod 11 and the short lock rod 12, the long lock rod 11 or the short lock rod 12 is provided with a locking notch 111 for accommodating part of the lock tongue 4, and the long lock rod 11 is also provided with a limiting notch 112. The locking notch 111 is a rectangular opening. The limit notch 112 is used to limit the distance of the lock Liang Kaisuo.
The lock body 100 is internally fixed with a limit part 101a accommodated in the limit notch 112, when the limit notch 112 is close to the connection
When the side wall of the lever 13 contacts the stopper 101a, the position of the lock tongue 4 corresponds to the position of the lock notch 111. Long lock rod 11 and lock
A shackle compression spring 110 is provided between the bodies 100.
Referring to fig. 6, the mechanical lock cylinder 2 and the electronic lock cylinder 3 are used for driving the lock tongue 4 to disengage from the locking notch 111, the mechanical lock cylinder 2 includes a first unlocking portion 21 and a lock cylinder 22, and the first unlocking portion 21 is fixedly connected with the lock cylinder 22 in a circumferential direction. The electronic lock cylinder 3 includes a second unlocking portion 31 and a motor 32. The motor 32 drives the second unlocking portion 31 to rotate. The first unlocking portion 21 and the second unlocking portion 31 are fixedly connected with a first release limiting portion 23 and a second release limiting portion 33, respectively. The first unlocking portion 21, the second unlocking portion 31, the first release limiting portion 23, and the second release limiting portion 33 are each of a columnar structure extending upward.
Referring to fig. 7 to 8, the lock tongue 4 has a first unlocking engagement portion 41, a second unlocking engagement portion 42, a first unlocking engagement portion 43, and a second unlocking engagement portion 44 corresponding to the first unlocking portion 21, the second unlocking portion 31, the first unlocking limit portion 23, and the second unlocking limit portion 33. The first unlocking engagement portion 41, the second unlocking engagement portion 42, the first unlocking limit engagement portion 43, and the second unlocking limit engagement portion 44 are all pillar structures extending downward. In other embodiments of the present utility model, the first unlocking engagement portion 41, the second unlocking engagement portion 42, the first unlocking engagement portion 43, and the second unlocking engagement portion 44 may be plate-like structures that all extend downward.
Further, the pressed surface between the first unlocking mating part 41 and the first unlocking mating part 43, and the pressed surface between the second unlocking mating part 42 and the second unlocking mating part 44 are two mutually perpendicular surfaces.
Referring to fig. 9-10, the lock tongue 4 is provided with an anti-knocking limit portion 45 for limiting the lateral movement of the lock tongue 4 out of the locking notch 111, and the lock body 100 is provided with a mating limit portion 107 corresponding to the anti-knocking limit portion 45. The anti-knocking limiting portion 45 is an end portion of the lock tongue 4, and the matching limiting portion 107 is a boss located at an end portion of the lock tongue cavity 106.
The knocking prevention device 45 has a guide surface 451 which is disengaged from the engaging portion 107, and the guide surface 451 is inclined backward
Corners or rounded corners. The side of the lock tongue 4 is provided with a semicircular protrusion 46 facing the lock body 100, and the semicircular protrusion 46 is used for reducing friction between the lock tongue 4 and the lock body 100 when moving. The semicircular projection 46 also serves to smoothly and easily rotate the tongue when the engagement between the anti-rattle engaging portion 45 and the engaging portion 107 is released.
A second elastic holding part t2 for holding the cooperation between the anti-knocking limit part 45 and the cooperation limit part 107 is arranged between the lock tongue 4 and the lock body 100, and the lock tongue 4 can rotate in the lock body 100 to release the cooperation between the anti-knocking limit part 45 and the cooperation limit part 107.
The lock liner 22 is used for driving the first unlocking portion 21 to rotate, so that the first unlocking limiting portion 23 firstly presses the first unlocking limiting matching portion 43 to firstly release the matching between the anti-knocking limiting portion 45 and the matching limiting portion 107, and the first unlocking portion 21 presses the first unlocking matching portion 41 again to enable the lock tongue 4 to be separated from the locking notch 111.
The motor 32 is used for driving the second unlocking portion 31 to rotate, so that the second unlocking limiting portion 33 presses the second unlocking limiting engaging portion 44 to release the engagement between the anti-knocking limiting portion 45 and the engaging limiting portion 107, and the second unlocking portion 31 presses the second unlocking engaging portion 42 to disengage the lock tongue 4 from the locking notch 111.
The motor 32 is connected with a controller (not shown), the controller is connected with a collection module 5 for collecting verification information, and the collection module 5 is one or more of a Bluetooth module (not shown), a fingerprint sensor and a password input keyboard. The fingerprint sensor and the password input keyboard are electrically connected with a controller (not shown) of the electronic lock cylinder 3. The controller is also connected with a bluetooth module and a data interface 6, the bluetooth module is accommodated in the lock body 100, and the data interface 6 can be connected with external device setting information or used for charging power supply.
The lock tongue 4 is provided with a range restricting portion 47 for restricting the movement range of the lock tongue 4, and the lock body 100 is provided with a range engaging portion 108 corresponding to the range restricting portion 47. The range engaging portion 108 is a concave structure formed in the middle of the tongue cavity 106, and the range restricting portion 47 is a convex structure accommodated in the range engaging portion 108.
Preferably, the first elastic holding portion t1 and the second elastic holding portion t2 are compression springs.
The lock body 100 includes: the device comprises a mounting frame 101, a mounting frame cover 102, a lock shell 103 for accommodating the mounting frame, a front shell cover 104 for covering the front and rear surfaces of the lock shell to form accommodating spaces, and a rear shell cover 105, wherein the front shell cover 104 and the rear shell cover 105 are fixedly connected through screws. The front cover 104 and the rear cover 105 are provided with positioning projections 104a and 105a, respectively, and the lock case 103 is provided with positioning grooves 103a and 103b corresponding to the positioning projections 104a and 105a, respectively. The front cover 104 is provided with a fingerprint window 104b corresponding to the fingerprint sensor.
The mounting frame 101 is provided with a positioning protrusion 101b, the mounting frame cover 102 is provided with a positioning hole 102a matched with the positioning protrusion 101b, and the mounting frame 101 and the mounting frame cover 102 are fixedly connected through screws after the positioning protrusion 101b is matched with the positioning hole 102 a. The lock body 100 also has a lock tongue cavity 106 for accommodating the lock tongue 4, and the width of the lock tongue cavity 106 is gradually reduced from the locking notch 111 to the other side.
Referring to fig. 11-13, the working principle of the anti-knocking dual system padlock in the actual use process is as follows: when the knocking-preventing double-system padlock is in a locking state, the knocking-preventing limiting part of the lock tongue is matched with the matching limiting part under the action of the second elastic holding part, an inclined angle is formed between the lock tongue and the lock body, and at the moment, the lock tongue cannot move transversely so as to be separated from the limiting state of the locking notch.
When the mechanical lock core is unlocked, the lock liner is controlled by a key corresponding to the lock liner to drive the first unlocking part to rotate, so that the first unlocking part is firstly driven to rotate
The release limit part extrudes the first release limit matching part to release the matching between the anti-knocking limit part and the matching limit part, namely the lock tongue and the matching limit part
The inner wall of the lock tongue cavity is in a parallel state, and the first unlocking matching part is extruded by the first unlocking part at the moment to enable the lock tongue to face away from the locking notch
And the opening direction moves, and the mechanical lock cylinder is unlocked after the opening direction is separated from the locking notch.
When the electronic lock cylinder is unlocked, after the unlocking fingerprint is acquired through the fingerprint sensor, the controller controls the motor to drive the second unlocking part to rotate, and the second unlocking limiting part extrudes the second unlocking limiting matching part to release the anti-knocking limiting part and the matching limiting part
The matching between the lock tongue and the inner wall of the lock tongue cavity is in a parallel state, and the second unlocking part extrudes the second unlocking part at the moment
The closing part enables the lock tongue to move back to the locking notch direction and to be separated from the locking notch to complete unlocking of the electronic lock cylinder.
Referring to fig. 14-15, in the anti-knocking dual system padlock according to the second embodiment of the present utility model, the anti-knocking limiting portion 45
The engaging and limiting portion 107 is a recess at the end of the lock tongue cavity 106 for receiving the protruding block, which is a protruding block extending downward from the end of the lock tongue 4. The second elastic holding portion t2 is located between the upper surface of the tongue 4 and the lock body. When in a locking state, the lock tongue is inclined downwards from the end close to the locking notch under the action of the second elastic retaining part, so that the lug is positioned in the groove; when unlocking, the first release limit part extrudes the first release limit matching part or the second release limit part extrudes the second release limit matching part to enable the lock tongue to rotate upwards, so that the lock tongue is protruded
The block is separated from the groove, and the first unlocking part is extruded to the first unlocking matching part or the second unlocking part is extruded to the second unlocking matching part
And the part enables the lock tongue to move back to the direction of the locking notch and separate from the locking notch to finish unlocking.
In the utility model, the knocking-proof double-system padlock is provided with a mechanical lock cylinder and an electronic lock cylinder, and the mechanical lock cylinder and the electronic lock cylinder
The sub lock cylinders unlock the lock beams by driving the same lock tongue, so that double-system unlocking is realized; the lock tongue is provided with an anti-knocking limiting part, and the lock body is provided with
The matching limiting part corresponding to the knocking preventing limiting part is arranged, and the knocking preventing limiting part and the matching limiting part are arranged in the padlock locking state
The lock tongue is limited by matching to prevent the lock tongue from moving transversely, so that the lock tongue cannot be separated from the lock beam when the lock body is rapidly moved by sudden knocking
The safety performance of the padlock is high.
In the utility model, the side surface of the lock tongue is provided with the semicircular bulge facing the lock body, and the semicircular bulge reduces the friction force between the lock tongue and the lock body when the lock tongue moves; at the same time, the anti-knocking limit part and the matching limit part can be half-and-half released when the matching between the anti-knocking limit part and the matching limit part is released
The linear fulcrum is arranged between the circular bulge and the lock body, so that the lock tongue rotates more smoothly and easily.
The present utility model is not limited to the above embodiments, but is capable of modification in all aspects and variations in all aspects without departing from the spirit and scope of the present utility model.
Claims (8)
1. An anti-knocking double-system padlock comprises a lock beam, a lock body, a mechanical lock cylinder, an electronic lock cylinder, a lock tongue and a first elastic retaining part, wherein the mechanical lock cylinder and the electronic lock cylinder are accommodated in the lock body, the lock tongue is accommodated in the lock body, the first elastic retaining part is used for retaining the lock tongue part to be accommodated in a locking notch of the lock beam, the mechanical lock cylinder and the electronic lock cylinder are used for driving the lock tongue to be separated from the locking notch, and the mechanical lock cylinder comprises a first elastic retaining part
The electronic lock core comprises a second unlocking part and a motor, and is characterized in that the lock tongue is provided with an anti-knocking limiting part for limiting the lock tongue to transversely move to be separated from the locking notch, the lock body is provided with a matching limiting part corresponding to the anti-knocking limiting part, a second elastic retaining part for retaining the matching between the anti-knocking limiting part and the matching limiting part is arranged between the lock tongue and the lock body, and the lock tongue can rotate in the lock body to release the matching between the anti-knocking limiting part and the matching limiting part; the first unlocking part and the second unlocking part are respectively and fixedly connected with a first release limit part and a second release limit part, and the lock tongue is provided with a first unlocking matching part, a second unlocking matching part, a first release limit matching part and a second release limit matching part which correspond to the first unlocking part, the second unlocking part, the first release limit part and the second release limit part; the lock liner is used for driving the first unlocking part to rotate, firstly extruding the first unlocking limit matching part to firstly release the matching between the anti-knocking limit part and the matching limit part, and then extruding the first unlocking matching part to enable the lock tongue to be separated from the locking notch; the motor is used for driving the second unlocking part to rotate, firstly extruding the second unlocking limit matching part to firstly release the matching between the anti-knocking limit part and the matching limit part, and then extruding the second unlocking matching part to enable the lock tongue to be separated from the locking notch; the lock tongue is provided with a range limiting part for limiting the moving range of the lock tongue, and the lock body is provided with a range matching part corresponding to the range limiting part; the first unlocking part, the second unlocking part, the first release limiting part and the second release limiting part are all columnar structures extending upwards; the first unlocking matching part, the second unlocking matching part, the first unlocking limit matching part and the second unlocking limit matching part are all of downward extending columnar structures.
2. The anti-rattle dual system padlock of claim 1, wherein the lock body has a lock bolt cavity that receives the lock bolt, the lock bolt cavity tapering in width from the locking notch to the other side.
3. The anti-rattle dual system padlock of claim 2, wherein the anti-rattle limiter is an end of the locking bolt, and the mating limiter is a boss located at an end of the locking bolt cavity.
4. The anti-rattle dual system padlock of claim 2, wherein the range engagement portion defines a recess in the middle of the lock bolt cavity, and the range limiter defines a protrusion received in the range engagement portion.
5. A dual system anti-rattle padlock according to claim 3, wherein the anti-rattle stop is provided with a guiding surface which is disengaged from the mating stop, the guiding surface being beveled or rounded.
6. The anti-rattle dual system padlock of claim 1, wherein the sides of the locking bolt are provided with semi-circular protrusions towards the lock body for reducing friction between the locking bolt and the lock body when moving.
7. The anti-rattle dual system padlock of claim 1, wherein the squeezed face between the first unlocking mating portion and the first unlocking mating portion, and the squeezed face between the second unlocking mating portion and the second unlocking mating portion are two mutually perpendicular faces.
8. The anti-rattle dual system padlock of claim 1, wherein the first resilient retaining portion and the second resilient retaining portion are both compression springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059278.9A CN109763721B (en) | 2019-01-22 | 2019-01-22 | Anti-knocking double-system padlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059278.9A CN109763721B (en) | 2019-01-22 | 2019-01-22 | Anti-knocking double-system padlock |
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| Publication Number | Publication Date |
|---|---|
| CN109763721A CN109763721A (en) | 2019-05-17 |
| CN109763721B true CN109763721B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910059278.9A Active CN109763721B (en) | 2019-01-22 | 2019-01-22 | Anti-knocking double-system padlock |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984712B (en) * | 2019-12-24 | 2021-01-01 | 珠海优特电力科技股份有限公司 | Lock set |
| TWM604342U (en) * | 2020-09-02 | 2020-11-21 | 競泰股份有限公司 | Open-close device |
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| CN207485147U (en) * | 2017-09-25 | 2018-06-12 | 浙江浦江梅花锁业集团有限公司 | A kind of padlock |
| CN108118979A (en) * | 2018-01-15 | 2018-06-05 | 浙江浦江梅花锁业集团有限公司 | A kind of intelligent padlock with mechanical cipher lock cylinder |
| CN108193955A (en) * | 2018-01-31 | 2018-06-22 | 浙江浦江梅花锁业集团有限公司 | A kind of padlock |
| CN208137701U (en) * | 2018-02-09 | 2018-11-23 | 浙江浦江梅花锁业集团有限公司 | A kind of intelligence padlock |
| CN209855460U (en) * | 2019-01-22 | 2019-12-27 | 浙江浦江梅花锁业集团有限公司 | Novel anti-knock double-system padlock |
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| CN109763721A (en) | 2019-05-17 |
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Denomination of invention: An anti knock dual system padlock Granted publication date: 20230922 Pledgee: Agricultural Bank of China Limited by Share Ltd. Pujiang County branch Pledgor: ZHEJIANG PUJIANG PLUM-BLOSSOM LOCK INDUSTRY (GROUP) Co.,Ltd. Registration number: Y2024980002381 |